Some optimizations in mempolicy.c (like to avoid rebalancing the tree while
destroying it and by breaking loops early and not checking for invariant
conditions in the replace operation).
Signed-off-by: Andrea Arcangeli <andrea@novell.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>